000 00316nam a2200109Ia 4500
008 211215s9999 xx 000 0 und d
040 _cJayakar Knowledge Resource Centre
100 _aDickson, B. T. Ed
245 0 _aGuie Book to research data for Ari Zone developement/
260 _bUNESCO
_aParis
_c1957
942 _c1
999 _c45983
_d45983